The odds are heavily stacked against DeepSeek in the race for AI supremacy. On Polymarket, the only platform with active trading on this question, the probability of DeepSeek claiming the top spot by June 2026 stands at a mere 1%. With $213,000 in volume, the market suggests near-certainty that another player—likely OpenAI, Google DeepMind, or Anthropic—will hold the leading model. No specific external trigger was identified in today's news flow to explain this low probability, which has remained stable since the market's inception. The absence of data from Kalshi and Manifold limits cross-platform comparison, but Polymarket's liquidity indicates a strong consensus among traders. The implied 99% chance of DeepSeek not leading underscores the intense competition in the AI sector, where incumbents benefit from vast resources and established track records.